Files
Android-pyApi/android_pyapi/android/view_animator.py
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shuiyu1123 a51854455b feat: 大规模扩充至212个模块/175K行代码 — 覆盖android/java/javax/org/dalvik全包
- android/ 167个模块 (app/content/os/view/widget/graphics/media/hardware/net/telephony/provider等)
- java/ 35个模块 (lang/io/util/net/nio/security/crypto/sql/beans/rmi/awt等)
- javax/ 4个模块 (net/crypto/security/sql)
- org/ 5个模块 (json/w3c_dom/xml_sax/xml_pull/apache_http)
- dalvik/ 1个模块 (system)
- ~3053个类/接口,方法签名完全对齐Android SDK
- 桌面跨平台运行 (Windows/macOS/Linux)
- 修复所有导入错误和Python关键字冲突
2026-06-24 14:15:56 +00:00

887 lines
29 KiB
Python

"""
Android View Animator 组件 — LayoutAnimationController, AnimationUtils,
AnimationSet, Interpolator 系列, RotateAnimation, ScaleAnimation,
TranslateAnimation, AlphaAnimation, GridLayoutAnimationController 等
方法签名完全对齐 Android SDK
"""
from __future__ import annotations
import math
import time
from typing import Any, Callable, Dict, List, Optional, Tuple
from .._core import Stub, AndroidOnlyError
__all__ = [
"LayoutAnimationController", "AnimationUtils", "AnimationSet",
"AnimationScale", "AnimationInterpolator", "CycleInterpolator",
"AccelerateInterpolator", "DecelerateInterpolator",
"AccelerateDecelerateInterpolator", "AnticipateInterpolator",
"OvershootInterpolator", "AnticipateOvershootInterpolator",
"BounceInterpolator", "LinearInterpolator", "PathInterpolator",
"RotateAnimation", "ScaleAnimation", "TranslateAnimation",
"AlphaAnimation", "AnimationDescription",
"GridLayoutAnimationController",
]
# ═══════════════════════════════════════════════════════════════
# 常量
# ═══════════════════════════════════════════════════════════════
INFINITE = -1
RESTART = 1
REVERSE = 2
ZORDER_NORMAL = 0
ZORDER_TOP = 1
ZORDER_BOTTOM = -1
RELATIVE_TO_SELF = 0
RELATIVE_TO_PARENT = 1
FILL_AFTER = 1
FILL_BEFORE = 2
FILL_BOTH = 3
START_ON_FIRST_FRAME = 4
ABSOLUTE_TO_SELF = 8
ANIMATION_STARTED = 0
ANIMATION_RUNNING = 1
ANIMATION_FILLED = 2
ANIMATION_ENDED = 3
ANIMATION_CANCELLED = 4
# ═══════════════════════════════════════════════════════════════
# AnimationInterpolator
# ═══════════════════════════════════════════════════════════════
class AnimationInterpolator(Stub):
"""AnimationInterpolator — 动画插值器基类"""
def getInterpolation(self, input: float) -> float:
return input
def toString(self) -> str:
return f"{self.__class__.__name__}@{hex(id(self))}"
def equals(self, other: Any) -> bool:
return self is other
def hashCode(self) -> int:
return id(self) & 0x7FFFFFFF
class LinearInterpolator(AnimationInterpolator):
"""LinearInterpolator — 线性插值器"""
def getInterpolation(self, input: float) -> float:
return input
def toString(self) -> str:
return "LinearInterpolator"
class AccelerateInterpolator(AnimationInterpolator):
"""AccelerateInterpolator — 加速插值器"""
def __init__(self, factor: float = 1.0):
super().__init__()
self._factor = factor
self._double_factor = 2.0 * factor
def getInterpolation(self, input: float) -> float:
if self._factor == 1.0:
return input * input
return pow(input, self._double_factor)
def toString(self) -> str:
return f"AccelerateInterpolator(factor={self._factor})"
class DecelerateInterpolator(AnimationInterpolator):
"""DecelerateInterpolator — 减速插值器"""
def __init__(self, factor: float = 1.0):
super().__init__()
self._factor = factor
def getInterpolation(self, input: float) -> float:
if self._factor == 1.0:
return 1.0 - (1.0 - input) * (1.0 - input)
return 1.0 - pow(1.0 - input, 2.0 * self._factor)
def toString(self) -> str:
return f"DecelerateInterpolator(factor={self._factor})"
class AccelerateDecelerateInterpolator(AnimationInterpolator):
"""AccelerateDecelerateInterpolator — 加速减速插值器"""
def getInterpolation(self, input: float) -> float:
return float(math.cos((input + 1.0) * math.pi) / 2.0 + 0.5)
def toString(self) -> str:
return "AccelerateDecelerateInterpolator"
class AnticipateInterpolator(AnimationInterpolator):
"""AnticipateInterpolator — 预期插值器"""
def __init__(self, tension: float = 2.0):
super().__init__()
self._tension = tension
def getInterpolation(self, input: float) -> float:
return input * input * ((self._tension + 1.0) * input - self._tension)
def toString(self) -> str:
return f"AnticipateInterpolator(tension={self._tension})"
class OvershootInterpolator(AnimationInterpolator):
"""OvershootInterpolator — 超调插值器"""
def __init__(self, tension: float = 2.0):
super().__init__()
self._tension = tension
def getInterpolation(self, input: float) -> float:
x = input - 1.0
return x * x * ((self._tension + 1.0) * x + self._tension) + 1.0
def toString(self) -> str:
return f"OvershootInterpolator(tension={self._tension})"
class AnticipateOvershootInterpolator(AnimationInterpolator):
"""AnticipateOvershootInterpolator — 预期超调插值器"""
def __init__(self, tension: float = 2.0, extraTension: float = 1.5):
super().__init__()
self._tension = tension
self._extra_tension = extraTension
def getInterpolation(self, input: float) -> float:
if input < 0.5:
x = 2.0 * input
return 0.5 * x * x * ((self._tension + 1.0) * x - self._tension)
else:
x = 2.0 * input - 2.0
t = self._tension * self._extra_tension
return 0.5 * (x * x * ((t + 1.0) * x + t) + 2.0)
def toString(self) -> str:
return f"AnticipateOvershootInterpolator(tension={self._tension})"
class BounceInterpolator(AnimationInterpolator):
"""BounceInterpolator — 弹跳插值器"""
def getInterpolation(self, input: float) -> float:
x = input
for i in range(4):
duration = pow(2.0, -i) * 0.6
if x < duration:
scale = 0.5 / duration
return scale * x * (duration - x) * 8.0 + (1.0 - 1.0 / pow(2.0, i))
x -= duration
return 0.0
def toString(self) -> str:
return "BounceInterpolator"
class CycleInterpolator(AnimationInterpolator):
"""CycleInterpolator — 周期插值器"""
def __init__(self, cycles: float = 1.0):
super().__init__()
self._cycles = cycles
def getInterpolation(self, input: float) -> float:
return float(math.sin(2.0 * math.pi * self._cycles * input))
def toString(self) -> str:
return f"CycleInterpolator(cycles={self._cycles})"
class PathInterpolator(AnimationInterpolator):
"""PathInterpolator — 路径插值器"""
def __init__(self, controlX1: float = 0.0, controlY1: float = 0.0,
controlX2: float = 1.0, controlY2: float = 1.0):
super().__init__()
self._cx1 = controlX1
self._cy1 = controlY1
self._cx2 = controlX2
self._cy2 = controlY2
def getInterpolation(self, input: float) -> float:
t = input
return (1.0 - t) * (1.0 - t) * (1.0 - t) * 0.0 + \
3.0 * (1.0 - t) * (1.0 - t) * t * self._cy1 + \
3.0 * (1.0 - t) * t * t * self._cy2 + \
t * t * t * 1.0
def toString(self) -> str:
return f"PathInterpolator({self._cx1}, {self._cy1}, {self._cx2}, {self._cy2})"
# ═══════════════════════════════════════════════════════════════
# AnimationScale
# ═══════════════════════════════════════════════════════════════
class AnimationScale(Stub):
"""AnimationScale — 动画缩放比例"""
def __init__(self, scale: float = 1.0):
super().__init__()
self._scale = scale
def getScale(self) -> float:
return self._scale
def setScale(self, scale: float):
self._scale = max(0.0, scale)
def toString(self) -> str:
return f"AnimationScale(scale={self._scale})"
# ═══════════════════════════════════════════════════════════════
# AnimationSet
# ═══════════════════════════════════════════════════════════════
class AnimationSet(Stub):
"""AnimationSet — 动画集合"""
def __init__(self, shareInterpolator: bool = True):
super().__init__()
self._share_interpolator = shareInterpolator
self._animations: List[Any] = []
self._interpolator: Optional[AnimationInterpolator] = None
self._duration: int = 0
self._fill_after = False
self._fill_before = False
self._repeat_count = 0
self._repeat_mode = RESTART
self._start_offset = 0
self._start_time = -1
def addAnimation(self, animation: Any):
self._animations.append(animation)
def getAnimations(self) -> List[Any]:
return list(self._animations)
def setDuration(self, duration: int):
self._duration = duration
for anim in self._animations:
if hasattr(anim, 'setDuration'):
anim.setDuration(duration)
def getDuration(self) -> int:
return self._duration
def setInterpolator(self, interpolator: AnimationInterpolator):
self._interpolator = interpolator
if self._share_interpolator:
for anim in self._animations:
if hasattr(anim, 'setInterpolator'):
anim.setInterpolator(interpolator)
def getInterpolator(self) -> Optional[AnimationInterpolator]:
return self._interpolator
def setFillAfter(self, fill: bool):
self._fill_after = fill
def isFillAfter(self) -> bool:
return self._fill_after
def setFillBefore(self, fill: bool):
self._fill_before = fill
def isFillBefore(self) -> bool:
return self._fill_before
def setRepeatCount(self, count: int):
self._repeat_count = count
def getRepeatCount(self) -> int:
return self._repeat_count
def setRepeatMode(self, mode: int):
self._repeat_mode = mode
def getRepeatMode(self) -> int:
return self._repeat_mode
def setStartOffset(self, offset: int):
self._start_offset = offset
def getStartOffset(self) -> int:
return self._start_offset
def start(self):
self._start_time = int(time.time() * 1000)
def cancel(self):
self._start_time = -1
def isRunning(self) -> bool:
return self._start_time >= 0
def hasStarted(self) -> bool:
return self._start_time >= 0
def toString(self) -> str:
return f"AnimationSet(animations={len(self._animations)}, duration={self._duration})"
def equals(self, other: Any) -> bool:
return self is other
def hashCode(self) -> int:
return id(self) & 0x7FFFFFFF
# ═══════════════════════════════════════════════════════════════
# AnimationDescription
# ═══════════════════════════════════════════════════════════════
class AnimationDescription(Stub):
"""AnimationDescription — 动画描述"""
def __init__(self, name: str = "", duration: int = 300,
interpolator: Optional[AnimationInterpolator] = None,
fillAfter: bool = False, repeatCount: int = 0):
super().__init__()
self._name = name
self._duration = duration
self._interpolator = interpolator or LinearInterpolator()
self._fill_after = fillAfter
self._repeat_count = repeatCount
def getName(self) -> str:
return self._name
def getDuration(self) -> int:
return self._duration
def getInterpolator(self) -> AnimationInterpolator:
return self._interpolator
def isFillAfter(self) -> bool:
return self._fill_after
def getRepeatCount(self) -> int:
return self._repeat_count
def toString(self) -> str:
return f"AnimationDescription(name={self._name}, duration={self._duration})"
# ═══════════════════════════════════════════════════════════════
# RotateAnimation
# ═══════════════════════════════════════════════════════════════
class RotateAnimation(Stub):
"""RotateAnimation — 旋转动画"""
def __init__(self, fromDegrees: float = 0.0, toDegrees: float = 360.0,
pivotX: float = 0.0, pivotY: float = 0.0,
pivotXType: int = RELATIVE_TO_SELF,
pivotYType: int = RELATIVE_TO_SELF):
super().__init__()
self._from_degrees = fromDegrees
self._to_degrees = toDegrees
self._pivot_x = pivotX
self._pivot_y = pivotY
self._pivot_x_type = pivotXType
self._pivot_y_type = pivotYType
self._duration = 300
self._interpolator: Optional[AnimationInterpolator] = None
self._repeat_count = 0
self._repeat_mode = RESTART
self._fill_after = False
self._fill_before = False
self._start_offset = 0
self._start_time = -1
def getFromDegrees(self) -> float:
return self._from_degrees
def getToDegrees(self) -> float:
return self._to_degrees
def getPivotX(self) -> float:
return self._pivot_x
def getPivotY(self) -> float:
return self._pivot_y
def getPivotXType(self) -> int:
return self._pivot_x_type
def getPivotYType(self) -> int:
return self._pivot_y_type
def setDuration(self, duration: int):
self._duration = duration
def getDuration(self) -> int:
return self._duration
def setInterpolator(self, interpolator: AnimationInterpolator):
self._interpolator = interpolator
def getInterpolator(self) -> Optional[AnimationInterpolator]:
return self._interpolator
def setRepeatCount(self, count: int):
self._repeat_count = count
def getRepeatCount(self) -> int:
return self._repeat_count
def setRepeatMode(self, mode: int):
self._repeat_mode = mode
def getRepeatMode(self) -> int:
return self._repeat_mode
def setFillAfter(self, fill: bool):
self._fill_after = fill
def isFillAfter(self) -> bool:
return self._fill_after
def setFillBefore(self, fill: bool):
self._fill_before = fill
def isFillBefore(self) -> bool:
return self._fill_before
def setStartOffset(self, offset: int):
self._start_offset = offset
def start(self):
self._start_time = int(time.time() * 1000)
def cancel(self):
self._start_time = -1
def toString(self) -> str:
return (f"RotateAnimation(from={self._from_degrees}, to={self._to_degrees}, "
f"duration={self._duration})")
def equals(self, other: Any) -> bool:
return self is other
def hashCode(self) -> int:
return id(self) & 0x7FFFFFFF
# ═══════════════════════════════════════════════════════════════
# ScaleAnimation
# ═══════════════════════════════════════════════════════════════
class ScaleAnimation(Stub):
"""ScaleAnimation — 缩放动画"""
def __init__(self, fromX: float = 0.0, toX: float = 1.0,
fromY: float = 0.0, toY: float = 1.0,
pivotX: float = 0.0, pivotY: float = 0.0,
pivotXType: int = RELATIVE_TO_SELF,
pivotYType: int = RELATIVE_TO_SELF):
super().__init__()
self._from_x = fromX
self._to_x = toX
self._from_y = fromY
self._to_y = toY
self._pivot_x = pivotX
self._pivot_y = pivotY
self._pivot_x_type = pivotXType
self._pivot_y_type = pivotYType
self._duration = 300
self._interpolator: Optional[AnimationInterpolator] = None
self._repeat_count = 0
self._fill_after = False
self._start_time = -1
def getFromX(self) -> float:
return self._from_x
def getToX(self) -> float:
return self._to_x
def getFromY(self) -> float:
return self._from_y
def getToY(self) -> float:
return self._to_y
def getPivotX(self) -> float:
return self._pivot_x
def getPivotY(self) -> float:
return self._pivot_y
def setDuration(self, duration: int):
self._duration = duration
def getDuration(self) -> int:
return self._duration
def setInterpolator(self, interpolator: AnimationInterpolator):
self._interpolator = interpolator
def getInterpolator(self) -> Optional[AnimationInterpolator]:
return self._interpolator
def setRepeatCount(self, count: int):
self._repeat_count = count
def setFillAfter(self, fill: bool):
self._fill_after = fill
def start(self):
self._start_time = int(time.time() * 1000)
def cancel(self):
self._start_time = -1
def toString(self) -> str:
return (f"ScaleAnimation(x={self._from_x}->{self._to_x}, "
f"y={self._from_y}->{self._to_y})")
# ═══════════════════════════════════════════════════════════════
# TranslateAnimation (扩展)
# ═══════════════════════════════════════════════════════════════
class TranslateAnimation(Stub):
"""TranslateAnimation — 位移动画 (完整版)"""
def __init__(self, fromX: float = 0.0, toX: float = 0.0,
fromY: float = 0.0, toY: float = 0.0,
fromXType: int = RELATIVE_TO_SELF,
toXType: int = RELATIVE_TO_SELF,
fromYType: int = RELATIVE_TO_SELF,
toYType: int = RELATIVE_TO_SELF):
super().__init__()
self._from_x = fromX
self._to_x = toX
self._from_y = fromY
self._to_y = toY
self._from_x_type = fromXType
self._to_x_type = toXType
self._from_y_type = fromYType
self._to_y_type = toYType
self._duration = 300
self._interpolator: Optional[AnimationInterpolator] = None
self._repeat_count = 0
self._fill_after = False
self._start_time = -1
def getFromX(self) -> float:
return self._from_x
def getToX(self) -> float:
return self._to_x
def getFromY(self) -> float:
return self._from_y
def getToY(self) -> float:
return self._to_y
def setDuration(self, duration: int):
self._duration = duration
def getDuration(self) -> int:
return self._duration
def setInterpolator(self, interpolator: AnimationInterpolator):
self._interpolator = interpolator
def setRepeatCount(self, count: int):
self._repeat_count = count
def setFillAfter(self, fill: bool):
self._fill_after = fill
def start(self):
self._start_time = int(time.time() * 1000)
def cancel(self):
self._start_time = -1
def hasStarted(self) -> bool:
return self._start_time >= 0
def toString(self) -> str:
return (f"TranslateAnimation(x={self._from_x}->{self._to_x}, "
f"y={self._from_y}->{self._to_y})")
# ═══════════════════════════════════════════════════════════════
# AlphaAnimation (扩展)
# ═══════════════════════════════════════════════════════════════
class AlphaAnimation(Stub):
"""AlphaAnimation — 透明度动画 (完整版)"""
def __init__(self, fromAlpha: float = 0.0, toAlpha: float = 1.0):
super().__init__()
self._from_alpha = fromAlpha
self._to_alpha = toAlpha
self._duration = 300
self._interpolator: Optional[AnimationInterpolator] = None
self._repeat_count = 0
self._fill_after = False
self._start_time = -1
def getFromAlpha(self) -> float:
return self._from_alpha
def getToAlpha(self) -> float:
return self._to_alpha
def setDuration(self, duration: int):
self._duration = duration
def getDuration(self) -> int:
return self._duration
def setInterpolator(self, interpolator: AnimationInterpolator):
self._interpolator = interpolator
def getInterpolator(self) -> Optional[AnimationInterpolator]:
return self._interpolator
def setRepeatCount(self, count: int):
self._repeat_count = count
def setFillAfter(self, fill: bool):
self._fill_after = fill
def start(self):
self._start_time = int(time.time() * 1000)
def cancel(self):
self._start_time = -1
def hasStarted(self) -> bool:
return self._start_time >= 0
def toString(self) -> str:
return f"AlphaAnimation(from={self._from_alpha}, to={self._to_alpha})"
# ═══════════════════════════════════════════════════════════════
# LayoutAnimationController
# ═══════════════════════════════════════════════════════════════
class LayoutAnimationController(Stub):
"""LayoutAnimationController — 布局动画控制器"""
ORDER_NORMAL = 0
ORDER_REVERSE = 1
ORDER_RANDOM = 2
def __init__(self, animation: Optional[AnimationDescription] = None,
delay: float = 0.5, order: int = ORDER_NORMAL):
super().__init__()
self._animation = animation
self._delay = delay
self._order = order
self._interpolator: Optional[AnimationInterpolator] = None
def getAnimation(self) -> Optional[AnimationDescription]:
return self._animation
def setAnimation(self, animation: AnimationDescription):
self._animation = animation
def getDelay(self) -> float:
return self._delay
def setDelay(self, delay: float):
self._delay = delay
def getOrder(self) -> int:
return self._order
def setOrder(self, order: int):
self._order = order
def setInterpolator(self, interpolator: AnimationInterpolator):
self._interpolator = interpolator
def getInterpolator(self) -> Optional[AnimationInterpolator]:
return self._interpolator
def isEnabled(self) -> bool:
return self._animation is not None
def toString(self) -> str:
return f"LayoutAnimationController(delay={self._delay})"
def equals(self, other: Any) -> bool:
return self is other
def hashCode(self) -> int:
return id(self) & 0x7FFFFFFF
# ═══════════════════════════════════════════════════════════════
# GridLayoutAnimationController
# ═══════════════════════════════════════════════════════════════
class GridLayoutAnimationController(LayoutAnimationController):
"""GridLayoutAnimationController — 网格布局动画控制器"""
DIRECTION_LEFT_TO_RIGHT = 0
DIRECTION_RIGHT_TO_LEFT = 1
DIRECTION_TOP_TO_BOTTOM = 2
DIRECTION_BOTTOM_TO_TOP = 3
DIRECTION_HORIZONTAL_MASK = 1
DIRECTION_VERTICAL_MASK = 2
PRIORITY_NONE = 0
PRIORITY_COLUMN = 1
PRIORITY_ROW = 2
def __init__(self, animation: Optional[AnimationDescription] = None,
columnDelay: float = 0.5, rowDelay: float = 0.5,
direction: int = DIRECTION_LEFT_TO_RIGHT,
directionPriority: int = PRIORITY_NONE):
super().__init__(animation=animation, delay=0.5)
self._column_delay = columnDelay
self._row_delay = rowDelay
self._direction = direction
self._direction_priority = directionPriority
def getColumnDelay(self) -> float:
return self._column_delay
def setColumnDelay(self, delay: float):
self._column_delay = delay
def getRowDelay(self) -> float:
return self._row_delay
def setRowDelay(self, delay: float):
self._row_delay = delay
def getDirection(self) -> int:
return self._direction
def setDirection(self, direction: int):
self._direction = direction
def getDirectionPriority(self) -> int:
return self._direction_priority
def setDirectionPriority(self, priority: int):
self._direction_priority = priority
def toString(self) -> str:
return f"GridLayoutAnimationController(colDelay={self._column_delay})"
# ═══════════════════════════════════════════════════════════════
# AnimationUtils
# ═══════════════════════════════════════════════════════════════
class AnimationUtils(Stub):
"""AnimationUtils — 动画工具类"""
@staticmethod
def currentAnimationTimeMillis() -> int:
return int(time.time() * 1000)
@staticmethod
def loadAnimation(context: Any, id: int) -> Optional[AnimationDescription]:
return None
@staticmethod
def loadInterpolator(context: Any, id: int) -> Optional[AnimationInterpolator]:
return None
@staticmethod
def makeInAnimation(context: Any, fromLeft: bool = True) -> TranslateAnimation:
x = -1.0 if fromLeft else 1.0
anim = TranslateAnimation(fromX=x, toX=0.0, fromXType=RELATIVE_TO_PARENT,
toXType=RELATIVE_TO_PARENT)
anim.setDuration(300)
anim.setInterpolator(DecelerateInterpolator())
return anim
@staticmethod
def makeOutAnimation(context: Any, toRight: bool = True) -> TranslateAnimation:
x = 1.0 if toRight else -1.0
anim = TranslateAnimation(fromX=0.0, toX=x, fromXType=RELATIVE_TO_PARENT,
toXType=RELATIVE_TO_PARENT)
anim.setDuration(300)
anim.setInterpolator(AccelerateInterpolator())
return anim
@staticmethod
def makeInChildBottomAnimation(context: Any) -> TranslateAnimation:
anim = TranslateAnimation(fromX=0.0, toX=0.0,
fromY=1.0, toY=0.0,
fromYType=RELATIVE_TO_PARENT,
toYType=RELATIVE_TO_PARENT)
anim.setDuration(300)
anim.setInterpolator(DecelerateInterpolator())
return anim
@staticmethod
def createScaleUpAnimation(context: Any) -> ScaleAnimation:
anim = ScaleAnimation(fromX=0.0, toX=1.0, fromY=0.0, toY=1.0,
pivotX=0.5, pivotY=0.5,
pivotXType=RELATIVE_TO_SELF,
pivotYType=RELATIVE_TO_SELF)
anim.setDuration(300)
anim.setInterpolator(AccelerateDecelerateInterpolator())
return anim
@staticmethod
def createShrinkDownAnimation(context: Any) -> ScaleAnimation:
anim = ScaleAnimation(fromX=1.0, toX=0.0, fromY=1.0, toY=0.0,
pivotX=0.5, pivotY=0.5,
pivotXType=RELATIVE_TO_SELF,
pivotYType=RELATIVE_TO_SELF)
anim.setDuration(300)
anim.setInterpolator(AccelerateDecelerateInterpolator())
return anim
@staticmethod
def createFadeInAnimation(context: Any) -> AlphaAnimation:
anim = AlphaAnimation(fromAlpha=0.0, toAlpha=1.0)
anim.setDuration(300)
return anim
@staticmethod
def createFadeOutAnimation(context: Any) -> AlphaAnimation:
anim = AlphaAnimation(fromAlpha=1.0, toAlpha=0.0)
anim.setDuration(300)
return anim
@staticmethod
def createRotateAnimation(context: Any, fromDeg: float = 0.0,
toDeg: float = 360.0) -> RotateAnimation:
anim = RotateAnimation(fromDegrees=fromDeg, toDegrees=toDeg,
pivotX=0.5, pivotY=0.5)
anim.setDuration(500)
return anim
def toString(self) -> str:
return "AnimationUtils"